//out:./
.aside{
    width: 300px;
    min-height: 450px;
    padding: 20px;
    background: #ffffff;
    box-shadow: 0px 0px 2px 0px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: all 0.3s ease-in-out;
    &:hover{
        box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.1);
    }
    .sign{
        display: block;
        height: 100px;
        position: absolute;
        bottom: 0;
        right: 0;
        transform: rotateZ(-20deg);

    }
    .card{
        display: block;
        width: 100%;
        margin-bottom: 20px;
    }
    .desc{
        color: rgba(0, 0, 0, 0.6);
        font-size: 16px;
    }
}